John Day Dam Powerhouse HVAC Upgrades

Estimated Value: $12,000,000
Open OregonConstructionsolicitation
Oct 1, 2026
—
Construction
solicitation
238220
small business
AI Summary
This bid is for comprehensive HVAC system upgrades at the John Day Dam Powerhouse, including the replacement and installation of chillers, pumps, piping, air handler units, and a new integrated digital control system, along with associated electrical and building modifications.
Line Items
ItemQtyUnitEst. Unit PriceEst. TotalCategory
Primary and Secondary Chiller Systems (complete replacement and installation) 2 system $1,500,000.00 $3,000,000.00 Construction
Chiller Skid Packages (approximately 600 tons refrigeration capacity) 4 package $750,000.00 $3,000,000.00 Construction
Demolition and Removal of Existing HVAC System 1 lot $500,000.00 $500,000.00 Construction
New Electrical Feeds for HVAC Systems 1 lot $400,000.00 $400,000.00 Construction
Chilled Water Pumps (new installation) 1 lot $300,000.00 $300,000.00 Construction
Chilled Water Piping (new installation) 1 lot $600,000.00 $600,000.00 Construction
Air Handler Units (new installation) 1 lot $800,000.00 $800,000.00 Construction
Automated Digital HVAC Control System (new installation and integration) 1 system $1,000,000.00 $1,000,000.00 IT Software
Roof-Mounted Air-Cooled Condensers (installation, including roof penetrations and building modifications) 1 lot $700,000.00 $700,000.00 Construction
New Intake and Exhaust Ducting (fire prevention) 1 lot $400,000.00 $400,000.00 Construction
Fire Protection Measures at all Penetrations 1 lot $200,000.00 $200,000.00 Construction
Integrated Digital Control System for HVAC and Building Fire Protection (replacing pneumatic controls) 1 system $800,000.00 $800,000.00 IT Software
Mechanical and Controls Provisions for Free Cooling (passive outside air) 1 lot $200,000.00 $200,000.00 Construction
Modifications to Existing Intakes and Louvers 1 lot $100,000.00 $100,000.00 Construction
Estimated Bid Value$12,000,000.00

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